Re: [PATCH 4/6] clocksource: bcm_kona: Migrate to new 'set-state' interface

[Ray Jui]

This patch looks fine to me.

Thanks,

Ray

On 6/8/2015 9:22 AM, Viresh Kumar wrote:
> On 08-06-15, 09:09, Ray Jui wrote:
>> There's a typo here. It's "kona" not "cona"
> 
> Crap, how does this look:
> 
> From: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
> Date: Fri, 27 Feb 2015 13:39:52 +0530
> Subject: [PATCH] clocksource: bcm_kona: Migrate to new 'set-state' interface
> 
> Migrate bcm_kona driver to the new 'set-state' interface provided by
> the clockevents core, the earlier 'set-mode' interface is marked
> obsolete now.
> 
> This also enables us to implement callbacks for new states of clockevent
> devices, for example: ONESHOT_STOPPED.
> 
> Cc: Florian Fainelli <f.fainelli@xxxxxxxxx>
> Cc: Ray Jui <rjui@xxxxxxxxxxxx>
> Cc: Scott Branden <sbranden@xxxxxxxxxxxx>
> Cc: bcm-kernel-feedback-list@xxxxxxxxxxxx
> Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
> ---
>  drivers/clocksource/bcm_kona_timer.c | 24 ++++++++++++------------
>  1 file changed, 12 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/clocksource/bcm_kona_timer.c b/drivers/clocksource/bcm_kona_timer.c
> index f1e33d08dd83..9df3f1e3fd0e 100644
> --- a/drivers/clocksource/bcm_kona_timer.c
> +++ b/drivers/clocksource/bcm_kona_timer.c
> @@ -127,25 +127,25 @@ static int kona_timer_set_next_event(unsigned long clc,
>  	return 0;
>  }
>  
> -static void kona_timer_set_mode(enum clock_event_mode mode,
> -			     struct clock_event_device *unused)
> +static int kona_timer_shutdown(struct clock_event_device *evt)
>  {
> -	switch (mode) {
> -	case CLOCK_EVT_MODE_ONESHOT:
> -		/* by default mode is one shot don't do any thing */
> -		break;
> -	case CLOCK_EVT_MODE_UNUSED:
> -	case CLOCK_EVT_MODE_SHUTDOWN:
> -	default:
> -		kona_timer_disable_and_clear(timers.tmr_regs);
> -	}
> +	kona_timer_disable_and_clear(timers.tmr_regs);
> +	return 0;
> +}
> +
> +static int kona_timer_set_oneshot(struct clock_event_device *evt)
> +{
> +	/* By default mode is one shot, don't do any thing */
> +	return 0;
>  }
>  
>  static struct clock_event_device kona_clockevent_timer = {
>  	.name = "timer 1",
>  	.features = CLOCK_EVT_FEAT_ONESHOT,
>  	.set_next_event = kona_timer_set_next_event,
> -	.set_mode = kona_timer_set_mode
> +	.set_state_shutdown = kona_timer_shutdown,
> +	.set_state_oneshot = kona_timer_set_oneshot,
> +	.tick_resume = kona_timer_shutdown,
>  };
>  
>  static void __init kona_timer_clockevents_init(void)
> 
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